Merge pull request #17 from ipri2013/master

Pull kode
Merge pull request #18 from ipri2013/master

MOOC
Chat

In se nekaj malega pep8 na obstojecih
Merge pull request #73 from aOberstar/master

#/home
Merge pull request #19 from ipri2013/master

Obi
Dopolnitve chat - angular

Chat angular
Merge pull request #74 from zigaemersic/master

Chat commit in pep8
home.html prikazuje relevantna zadnja 3 vprasanja glede na predmet, orderBy published, odpravljen bug ce ni izbranega predmeta